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Get started10 Birchdale is a three-bedroom semi-detached house in Hythe, Southampton, Southampton (SO45 3HX). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (March 2024) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2011. Between certificates, roof efficiency went from Average to Good, window efficiency went from Average to Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 73). Other recorded features include a conservatory. Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced Southampton HPI: 3.4% per year against -0.1% for the wider region. On a £-per-square-foot basis, the last sale (£317/sq ft) was about 76.3% above the typical sold price in the postcode. One planning application is currently pending a decision in 2025. Most recent transfer was July 2025 at £290,000 — fresh data.
An application for a side extension is currently awaiting a decision.
Extension: Side of property
Single-storey side extension
10 Birchdale has more than doubled in price since the earliest registered sale in 2003.
£305,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 22 years.
£290,000
Growth on file: 3.4% per year over 22 years.
10 Birchdale is notably below the street on years held.
Price per m²
£3,412
Street avg £2,574
Floor Area
85 m²
Street avg 77 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km

Daytime· 07:00 – 23:00
47.7dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Wall insulation upgraded
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
14 July 2025Most recent
£290,000
+65.7%over 13 years9 May 2012
£175,000
+25.0%over 8 years11 September 2003
£140,000
Median price across the last 5 sales in SO45 3HX: £252,500 (2025–2019).
CO₂ Emissions
3.5 t/year
Street avg 3.1 t/year
SO45 3PY
Bluebell Gardens — bus stop.
Closest school
0.8 km
Waterside Primary School. 10 schools nearby.
Night-time· 23:00 – 07:00
37.5dB
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